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xiv | |
Preface |
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xix | |
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xxi | |
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1 | (30) |
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1 Mobile Communications Towards 2030 And Beyond |
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3 | (28) |
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1.1 Evolution of Mobile Communications |
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3 | (2) |
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5 | (6) |
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11 | (15) |
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1.3.1 Key Technology Trends |
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15 | (6) |
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21 | (3) |
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24 | (2) |
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1.4 Structure of the Book |
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26 | (2) |
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28 | (3) |
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Part II Use Cases and Target KPIs |
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31 | (60) |
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33 | (1) |
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2 Extremely Immersive Human-Centric Experience |
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34 | (13) |
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2.1 Ultimate Immersive Cloud VR |
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34 | (6) |
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2.1.1 Transmission Latency Requirements |
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35 | (3) |
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2.1.2 Throughput Requirements |
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38 | (1) |
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2.1.3 Summary of Main Requirements for Ultimate VR |
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39 | (1) |
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2.2 Haptic and Multi-Sensory Communication |
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40 | (3) |
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2.2.1 Teleoperation in Highly Dynamic Environments |
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41 | (1) |
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2.2.2 Main Requirements for Highly Dynamic Teleoperation |
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42 | (1) |
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2.3 Glass-Free 3D and Holographic Displays |
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43 | (3) |
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2.3.1 Background of Glass-Free 3D Displays |
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43 | (1) |
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2.3.2 Glass-Free 3D Image Reconstruction Techniques |
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44 | (1) |
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2.3.3 Resolution and Latency Requirements |
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45 | (1) |
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2.3.4 Main Requirements for Glass-Free 3D Displays |
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45 | (1) |
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46 | (1) |
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3 Sensing, Localization, And Imaging |
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47 | (14) |
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3.1 High-Accuracy Localization |
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47 | (4) |
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3.1.1 Absolute Localization |
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49 | (1) |
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3.1.2 Relative Localization |
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49 | (1) |
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3.1.3 Semantic Localization |
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50 | (1) |
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3.2 Simultaneous Imaging, Mapping, and Localization |
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51 | (3) |
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3.2.1 Simultaneous Localization and Mapping |
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52 | (1) |
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3.2.2 Indoor Imaging and Mapping |
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52 | (1) |
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3.2.3 Outdoor Imaging and Mapping |
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53 | (1) |
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3.3 Augmented Human Sensing |
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54 | (3) |
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3.3.1 Seeing Beyond the Eye - Ultra-High Resolution |
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55 | (1) |
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3.3.2 Seeing Beyond the Eye - Making the Invisible Visible |
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55 | (1) |
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3.3.3 Seeing Beyond the Eye - Spectrogram Recognition |
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56 | (1) |
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3.4 Gesture and Activity Recognition |
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57 | (3) |
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3.4.1 Contactless Control - Macro Recognition |
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58 | (1) |
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3.4.2 Contactless Control - Micro Recognition |
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59 | (1) |
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60 | (1) |
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4 Full-Capability Industry 4.0 And Beyond |
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61 | (7) |
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4.1 Factory of the Future |
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62 | (2) |
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64 | (1) |
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4.3 Collaborative Robots in a Group |
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64 | (1) |
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4.4 From Intelligent Cobots to Cyborgs |
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65 | (2) |
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67 | (1) |
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5 Smart City And Smart Life |
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68 | (7) |
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68 | (2) |
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70 | (1) |
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71 | (1) |
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5.4 Smart Services Enabled by UAV |
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72 | (2) |
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74 | (1) |
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6 Global Coverage For Mobile Services |
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75 | (7) |
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6.1 Broadband Wireless Access for the Unconnected |
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75 | (4) |
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6.1.1 Mobile Broadband for the Unconnected |
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76 | (1) |
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6.1.2 Broadband Connection on the Move |
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77 | (1) |
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6.1.3 First Responder Communication and Disaster Relief |
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78 | (1) |
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6.2 Wide-Ranging IoT Services Extended to Unconnected Locations |
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79 | (1) |
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6.3 High-Precision Positioning and Navigation |
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79 | (1) |
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6.4 Real-Time Earth Observation and Protection |
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80 | (1) |
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81 | (1) |
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7 Connected Machine Learning And Networked Al |
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82 | (9) |
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7.1 AI-Enhanced 6G Services and Operations |
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83 | (2) |
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7.1.1 AI-Enhanced 6G Network Performance |
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83 | (1) |
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7.1.2 AI-Enhanced Network Operations |
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84 | (1) |
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7.2 6G-Enabled AI Services |
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85 | (2) |
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7.2.1 6G for Collaborative Intelligence and Real-Time Control |
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85 | (1) |
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7.2.2 6G for Large-Scale Intelligence |
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86 | (1) |
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87 | (2) |
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89 | (2) |
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Part III Theoretical Foundations |
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91 | (52) |
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93 | (2) |
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8 Theoretical Foundations For Native Al And Machine Learning |
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95 | (17) |
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8.1 Fundamental AI Theory |
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95 | (7) |
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95 | (2) |
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8.1.2 Machine Learning Taxonomy |
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97 | (2) |
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8.1.3 Information Theoretic Principle of DNN |
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99 | (2) |
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8.1.4 DNN Implementations |
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101 | (1) |
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8.2 Distributed AI Theory |
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102 | (3) |
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8.3 Dynamic Bayesian Network Theory |
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105 | (5) |
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110 | (2) |
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9 Theoretical Foundations For Massive Capacity And Connectivity |
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112 | (13) |
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9.1 Electromagnetic Information Theory |
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112 | (4) |
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9.2 Large-Scale Communication Theory |
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116 | (5) |
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121 | (4) |
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10 Theoretical Foundations For Future Machine Type Communications |
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125 | (9) |
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10.1 Semantic Communication Theory |
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125 | (4) |
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10.2 Super-Resolution Theory |
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129 | (3) |
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132 | (2) |
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11 Theoretical Foundations For Energy-Efficient Systems |
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134 | (9) |
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11.1 Energy-Efficient Communication and Computation Theory |
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134 | (2) |
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136 | (2) |
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138 | (2) |
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140 | (3) |
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143 | (76) |
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145 | (1) |
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146 | (12) |
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12.1 Global Spectrum Allocation of 5G up to 2020 |
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147 | (1) |
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12.2 6G Spectrum Requirements |
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148 | (1) |
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12.3 Mid-Bands Remain the Most Cost-Effective Way for Wide Coverage |
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149 | (3) |
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12.4 Millimeter Wave Bands Become Mature in the 6G Era |
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152 | (2) |
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12.5 THz Bands Open New Possibilities for Sensing and Communication |
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154 | (3) |
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157 | (1) |
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158 | (10) |
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13.1 New Requirements of 6G Channel Modeling |
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159 | (2) |
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13.2 Channel Measurement in 6G |
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161 | (5) |
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13.2.1 Channel Measurement in New Spectrum |
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161 | (3) |
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13.2.2 Channel Measurement in New Scenarios |
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164 | (2) |
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166 | (2) |
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168 | (8) |
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168 | (1) |
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14.2 Heterogeneous IH-V Material Platform |
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169 | (1) |
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14.3 Reconfigurable Material |
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170 | (1) |
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171 | (1) |
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14.5 Photovoltaics Material and Photodetector |
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171 | (1) |
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172 | (1) |
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173 | (3) |
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176 | (8) |
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15.1 Photoconductive Lens Antenna |
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177 | (1) |
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15.2 Reflectarray and Transmitarray |
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177 | (1) |
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178 | (2) |
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180 | (1) |
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15.5 Antenna-on-Chip and Antenna-in-Package |
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180 | (1) |
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15.6 Orbital Angular Momentum |
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181 | (1) |
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182 | (2) |
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184 | (17) |
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184 | (7) |
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16.1.1 Electronic Approach |
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185 | (4) |
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16.1.2 Hybrid and Photonic Approaches |
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189 | (2) |
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191 | (2) |
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16.2.1 THz Communication Systems |
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191 | (1) |
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16.2.2 THz Imaging and Sensing Systems |
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192 | (1) |
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193 | (1) |
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194 | (7) |
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17 Post Moore's Law Computing |
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201 | (7) |
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17.1 Post Moore's Law Era |
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201 | (1) |
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17.2 Neuromorphic Computing |
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202 | (2) |
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204 | (1) |
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17.4 New Computing Architectures |
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205 | (2) |
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207 | (1) |
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208 | (11) |
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18.1 Future Mobile Devices |
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208 | (5) |
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18.2 Future Brain and Device Interface |
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213 | (2) |
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215 | (1) |
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216 | (2) |
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218 | (1) |
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Part V Enabling Technologies for 6G Air Interface Design |
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219 | (142) |
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221 | (4) |
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19 Intelligent Air Interface Framework |
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225 | (16) |
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19.1 Background and Motivations |
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225 | (1) |
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19.2 Overview of Existing Technologies |
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226 | (3) |
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19.2.1 Spectrum Utilization and Energy Efficiency in NR |
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226 | (1) |
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19.2.2 AI/ML for the PHY Layer |
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227 | (1) |
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19.2.3 AI/ML for the MAC Layer |
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228 | (1) |
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19.3 New Design Expectations and Potential Research Directions |
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229 | (9) |
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19.3.1 AI-Enabled Personalized Air Interface |
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230 | (6) |
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19.3.2 E2E AI-Based Link Design and Open Problems |
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236 | (2) |
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238 | (3) |
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20 Integrated Terrestrial And Non-Terrestrial Communication |
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241 | (13) |
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20.1 Background and Motivations |
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241 | (1) |
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20.2 Overview of Existing Solutions |
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242 | (3) |
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20.3 New Design Expectations and Potential Research Directions |
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245 | (7) |
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20.3.1 Integrated Multi-Layer Network |
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245 | (4) |
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20.3.2 Enhanced Non-Terrestrial Communications |
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249 | (3) |
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252 | (2) |
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21 Integrated Sensing And Communication |
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254 | (17) |
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21.1 Background and Motivations |
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254 | (1) |
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21.2 Overview of Existing Solutions |
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255 | (3) |
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21.3 New Design Expectations and Potential Research Directions |
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258 | (10) |
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21.3.1 System Design Aspects for Integrated Sensing and Communications |
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258 | (6) |
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21.3.2 RF Sensing Design and Algorithms |
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264 | (4) |
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268 | (3) |
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22 New Waveforms And Modulation Schemes |
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271 | (18) |
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22.1 Background and Motivation |
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271 | (1) |
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22.2 Overview of Existing Solutions |
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272 | (10) |
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22.2.1 Multi-Carrier Waveforms |
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273 | (5) |
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22.2.2 Single-Carrier Waveforms |
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278 | (2) |
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22.2.3 Modulation Schemes |
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280 | (1) |
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281 | (1) |
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22.3 New Design Expectations and Potential Research Directions |
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282 | (3) |
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285 | (4) |
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289 | (20) |
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23.1 Background and Motivations |
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289 | (1) |
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23.2 Channel Coding Schemes |
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290 | (7) |
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290 | (1) |
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23.2.2 Target KPIs of 6G Channel Coding |
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291 | (2) |
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23.2.3 6G Channel Coding Design Principles |
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293 | (4) |
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23.3 Joint Source and Channel Coding |
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297 | (4) |
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23.3.1 Research Background |
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297 | (1) |
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298 | (2) |
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23.3.3 6G JSCC Design Principles |
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300 | (1) |
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301 | (3) |
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301 | (2) |
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23.4.2 6G PHY Network Coding Design Principles |
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303 | (1) |
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304 | (5) |
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309 | (16) |
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24.1 Background and Motivations |
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309 | (1) |
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24.2 Overview of Existing Solutions |
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310 | (9) |
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24.2.1 Orthogonal Multiple Access |
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310 | (2) |
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24.2.2 Non-Orthogonal Multiple Access |
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312 | (5) |
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317 | (2) |
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24.3 New Design Expectations and Potential Research Directions |
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319 | (3) |
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24.3.1 MA for Large-Capacity URLLC Services |
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319 | (1) |
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24.3.2 MA for Extremely Low-Cost and Low-Power Devices |
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320 | (1) |
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24.3.3 MA for Super-Massive Connectivity |
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321 | (1) |
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24.3.4 MA for Robust Beamforming |
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321 | (1) |
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24.3.5 MA with AI Assistance |
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322 | (1) |
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322 | (3) |
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325 | (28) |
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25.1 Background and Motivations |
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325 | (1) |
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25.2 Overview of Existing Solutions |
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325 | (5) |
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25.2.1 MIMO Technologies for FR1 |
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326 | (1) |
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25.2.2 MIMO Support for FR2 |
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327 | (1) |
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328 | (2) |
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25.3 Emerging MIMO Technologies |
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330 | (9) |
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330 | (2) |
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25.3.2 Reconfigurable Intelligent Surfaces |
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332 | (1) |
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25.3.3 Extremely Large Aperture Arrays |
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333 | (1) |
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334 | (2) |
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25.3.5 Other Potential MIMO Technologies |
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336 | (3) |
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25.4 New Design Expectations and Potential Research Directions |
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339 | (7) |
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25.4.1 Sensing-Assisted MIMO |
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340 | (1) |
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25.4.2 Controllable Radio Channel and Topology |
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341 | (1) |
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25.4.3 MIMO at FR2 and THz |
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342 | (2) |
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25.4.4 Extremely Large Aperture Arrays |
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344 | (1) |
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344 | (2) |
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346 | (7) |
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26 Integrated Super-Sidelink And Access Link Communication |
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353 | (8) |
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26.1 Background and Motivations |
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353 | (2) |
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26.2 Overview of Existing Solutions |
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355 | (2) |
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26.3 New Design Expectations and Potential Research Directions |
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357 | (2) |
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26.3.1 Enabling Technologies for Super-Sidelinks |
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357 | (1) |
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26.3.2 Integration of Super-Sidelinks with Access Links as One Design |
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357 | (2) |
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359 | (1) |
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360 | (1) |
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Part VI New Features for 6G Network Architecture Design |
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361 | (86) |
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363 | (4) |
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27 Technologies For The Network Al Architecture |
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367 | (12) |
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367 | (1) |
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27.2 Design Considerations and Principles |
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368 | (2) |
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368 | (1) |
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369 | (1) |
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27.3 Architectural Features |
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370 | (8) |
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27.3.1 Overall Design Scope |
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370 | (2) |
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27.3.2 Task-Oriented Communication |
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372 | (2) |
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27.3.3 Deeply Converged Computing and Communication at Edges |
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374 | (3) |
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27.3.4 AI Service Operations and Management |
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377 | (1) |
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378 | (1) |
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28 User-Centric Architecture Technologies |
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379 | (13) |
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379 | (1) |
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28.2 Design Considerations and Principles |
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380 | (5) |
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28.2.1 Lessons Learned from Current Networks |
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380 | (2) |
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382 | (3) |
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28.3 Architecture Features |
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385 | (6) |
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28.3.1 Decentralized Architecture for User-Centric Design |
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385 | (2) |
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28.3.2 Fusion of the Physical and Cyber Worlds |
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387 | (3) |
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28.3.3 Digital Asset Management |
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390 | (1) |
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391 | (1) |
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29 Native Trustworthiness |
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392 | (14) |
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29.1 Background of Trustworthiness |
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392 | (2) |
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29.1.1 From Philosophy to Society |
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392 | (1) |
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29.1.2 From Society to Industry |
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392 | (2) |
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29.2 Complex Communication Trustworthiness |
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394 | (1) |
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29.3 Trustworthiness Design Rules |
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395 | (3) |
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395 | (2) |
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397 | (1) |
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29.4 Trustworthiness Technologies |
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398 | (5) |
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29.4.1 Multi-Lateral Trust Model |
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398 | (2) |
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29.4.2 Distributed Ledger Technology |
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400 | (1) |
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29.4.3 Post Quantum Cryptography |
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401 | (1) |
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29.4.4 Autonomous Security |
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402 | (1) |
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403 | (3) |
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30 Data Governance Architecture Technologies |
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406 | (9) |
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406 | (1) |
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30.2 Design Considerations and Principles |
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406 | (2) |
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30.3 Architecture Features |
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408 | (5) |
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30.3.1 Independent Data Plane |
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409 | (1) |
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30.3.2 Data Governance Multi-Player Roles |
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409 | (1) |
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410 | (1) |
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411 | (1) |
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411 | (1) |
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30.3.6 Data Desensitization |
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412 | (1) |
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413 | (2) |
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31 Multi-Player Ecosystem Architecture Technologies |
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415 | (13) |
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415 | (1) |
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31.2 Design Considerations and Principles |
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416 | (1) |
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31.3 Architecture Features |
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417 | (9) |
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31.3.1 Distributed Ledger Technology |
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418 | (2) |
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31.3.2 Multi-Player Platform |
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420 | (1) |
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31.3.3 Identity Management |
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421 | (1) |
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422 | (1) |
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423 | (2) |
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31.3.6 Operation and Business Support |
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425 | (1) |
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426 | (2) |
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32 Non-Terrestrial Network Integrated Architecture Technologies |
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428 | (19) |
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428 | (2) |
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32.2 Design Considerations and Principles |
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430 | (4) |
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32.2.1 Satellite Constellation |
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431 | (1) |
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32.2.2 Low Latency at Global Scale |
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432 | (1) |
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32.2.3 Connectivity Provisioning |
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433 | (1) |
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32.2.4 Multi-Service Capability |
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433 | (1) |
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32.3 Architecture Features |
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434 | (10) |
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434 | (6) |
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32.3.2 Connectivity Models |
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440 | (1) |
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441 | (2) |
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32.3.4 Operations, Administration, and Maintenance |
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443 | (1) |
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444 | (1) |
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445 | (2) |
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Part VII Summary and Future Work |
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447 | (11) |
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33 6G Ecosystem And Roadmap |
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449 | (9) |
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33.1 6G Initiatives and Ecosystem |
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449 | (4) |
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449 | (1) |
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33.1.2 Regional Activities |
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449 | (2) |
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33.1.3 Views from Industry and Academia |
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451 | (2) |
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453 | (2) |
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455 | (3) |
Index |
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458 | |